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SubjectRe: [PATCH v4 06/13] xen/pvcalls: implement bind command
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On 09/15/2017 07:00 PM, Stefano Stabellini wrote:
> Send PVCALLS_BIND to the backend. Introduce a new structure, part of
> struct sock_mapping, to store information specific to passive sockets.
>
> Introduce a status field to keep track of the status of the passive
> socket.
>
> Signed-off-by: Stefano Stabellini <stefano@aporeto.com>
> CC: boris.ostrovsky@oracle.com
> CC: jgross@suse.com
> ---
> drivers/xen/pvcalls-front.c | 68 +++++++++++++++++++++++++++++++++++++++++++++
> drivers/xen/pvcalls-front.h | 3 ++
> 2 files changed, 71 insertions(+)
>
> diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c
> index ef511b6..50b6588 100644
> --- a/drivers/xen/pvcalls-front.c
> +++ b/drivers/xen/pvcalls-front.c
> @@ -72,6 +72,13 @@ struct sock_mapping {
>
> wait_queue_head_t inflight_conn_req;
> } active;
> + struct {
> + /* Socket status */
> +#define PVCALLS_STATUS_UNINITALIZED 0
> +#define PVCALLS_STATUS_BIND 1
> +#define PVCALLS_STATUS_LISTEN 2
> + uint8_t status;
> + } passive;
> };
> };
>





> + req->u.bind.id = (uint64_t) map;

Space between cast and variable (this happens in quite a few places)

> + memcpy(req->u.bind.addr, addr, sizeof(*addr));
> + req->u.bind.len = addr_len;
> +
> + init_waitqueue_head(&map->passive.inflight_accept_req);

This queue is not introduced until patch 8.

-boris

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